127181229

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1109}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 200048640

約数和(自身を除く): 72867411

約数列:

[1, 3, 7, 21, 43, 127, 129, 301, 381, 889, 903, 1109, 2667, 3327, 5461, 7763, 16383, 23289, 38227, 47687, 114681, 140843, 143061, 333809, 422529, 985901, 1001427, 2957703, 6056249, 18168747, 42393743, 127181229]

約数ペア:

[(1, 127181229), (3, 42393743), (7, 18168747), (21, 6056249), (43, 2957703), (127, 1001427), (129, 985901), (301, 422529), (381, 333809), (889, 143061), (903, 140843), (1109, 114681), (2667, 47687), (3327, 38227), (5461, 23289), (7763, 16383)]